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Walter FRANCIS

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  • Stafford, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Old work box device
    • Patent number 10,807,406
    • Issue date Oct 20, 2020
    • Walter Francis
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    DEBRIS CATCHING DEVICE
    • Publication number 20220241827
    • Publication date Aug 4, 2022
    • Walter FRANCIS
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    OLD WORK BOX DEVICE
    • Publication number 20200062024
    • Publication date Feb 27, 2020
    • Walter FRANCIS
    • G01 - MEASURING TESTING